Estimated Planetary K index (Kp)

The graph show the planetary K-index (Kp) which is a measure of horizontal disturbances at the Earth's magnetic field. Kp is an integer between 0 and 9, where a high number indicates a geomagnetic storm.

This page is designed to provide a quick overview. The graph is based on open data from NOAA Space Weather Prediction Center and is provided for free, however without any responsibility for the data quality or accessibility.

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For more information please contact Kjeld Jensen